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The first website to discuss is SleepCalculator.com, which may seem rudimentary at first glance. It allows users to input a desired wake-up time, calculates the optimal bedtime, and provides details on potential sleep cycles. Surprisingly, this simple math tool attracts about 1.63 million visitors monthly, with an average of 1.48 page views per visitor.
According to SimilarWeb, the traffic sources include direct and repeat visitors, as well as organic traffic from Google, which accounts for nearly 600,000 visitors each month. Users search queries like “sleep calc” and "Ram cycle calculator" point to a robust ranking in sleep-related keywords on Google.